None A mixture of molten salts contains the following ions:Na+, Ca2+, F, Cr, Br.1Which ion will be reduced first when the mixture undergoes electrolysis.F2+2 e 2 F7= 2.87 V.Cl2+2 e2 CI¯= 1.36 VBr2+2 e 2 BrNa+ + e → NaCa2+ + 2e→Ca$ = 1.07 V=-2.71 V8°= -2.87 VBrCa 2+Na+CIFshow work. don'tgive Ai generatedsolution

Standard reduction potential (E°) is a measure of a substance's tendency to gain electrons and…

Answered: A mixture of molten salts contains the…

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter17: Electrochemistry

Section: Chapter Questions

Problem 77AP

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At 298 K, the solubility product constant for Pb(IO3)2 is 2.6 1013, and the standard reduction potential of the Pb2+(aq) to Pb(s) is 0.126 V. (a) Find the standard potential of the half-reaction Pb(IO3)2(s)+2ePb(s)+2IO3(aq) (Hint: The desired half-reaction is the sum of the equations for the solubility product and the reduction of Pb2+. Find G for these two reactions, and add them to find G for their sum. Convert the G to the potential of the desired half-reaction.) (b) Calculate the potential of the Pb/Pb(IO3)2 electrode in a 3.5 103 M solution of NaIO3.

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